Illegal reflective access operation

[marvk]

I'm getting a warning for an illegal reflective access operation while using mvvmFX which uses your library:

WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by net.jodah.typetools.TypeResolver (file:/Users/marvinkuhnke/.m2/repository/net/jodah/typetools/0.4.1/typetools-0.4.1.jar) to method java.lang.Class.getConstantPool()
WARNING: Please consider reporting this to the maintainers of net.jodah.typetools.TypeResolver
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release

Java version:

java version "9"
Java(TM) SE Runtime Environment (build 9+178)
Java HotSpot(TM) 64-Bit Server VM (build 9+178, mixed mode)